每日总结 2.27

今天上了王老师的软件工程，老师为我们讲述了程序和软件的组成。

课上编写了单词接龙链的代码书写，思考如何进行代码编写。

今天学习了软键盘的编写。

 

<?xml version="1.0" encoding="utf-8"?>
<Keyboard xmlns:android="http://schemas.android.com/apk/res/android"
    android:keyHeight="50dp"
    android:keyWidth="25%p"
    android:horizontalGap="1px"
    android:verticalGap="1px"
    >
    <Row>
        <Key android:codes="49" android:keyLabel="1"></Key>
        <Key android:codes="50" android:keyLabel="2"></Key>
        <Key android:codes="51" android:keyLabel="3"></Key>
        <Key android:codes="-5" android:keyLabel="删除"></Key>
    </Row>
    <Row>
        <Key android:codes="52" android:keyLabel="4"></Key>
        <Key android:codes="53" android:keyLabel="5"></Key>
        <Key android:codes="54" android:keyLabel="6"></Key>
        <Key android:codes="-4" android:keyHeight="150dp" android:keyLabel="确定"></Key>
    </Row>
    <Row>
        <Key android:codes="55" android:keyLabel="7"></Key>
        <Key android:codes="56" android:keyLabel="8"></Key>
        <Key android:codes="57" android:keyLabel="9"></Key></Row>
    <Row>
        <Key android:codes="-3" android:keyLabel="清零"></Key>
        <Key android:codes="48" android:keyLabel="0"></Key>
        <Key android:codes="46" android:keyLabel="."></Key></Row>
</Keyboard>

下面是java文件;

package com.example.xx.util;

import android.inputmethodservice.Keyboard;
import android.inputmethodservice.KeyboardView;
import android.text.Editable;
import android.text.InputType;
import android.view.View;
import android.widget.EditText;

import com.example.xx.R;

public class KeyBordUtil {

    private final Keyboard keyboard;
    private KeyboardView keyboardView;
    private EditText editText;
    private int visibility;
    private int visibility1;

    public interface onEnsureListener{
        public void onEnsure();
    }
    onEnsureListener onEnsureListener;
    public void setOnEnsureListener(onEnsureListener onEnsureListener){
        this.onEnsureListener=onEnsureListener;
    }
    public KeyBordUtil(KeyboardView keyboardView, EditText editText) {
        this.keyboardView = keyboardView;
        this.editText = editText;
        this.editText.setInputType(InputType.TYPE_NULL);//取消系统键盘
        keyboard = new Keyboard(this.editText.getContext(), R.xml.key);
        this.keyboardView.setKeyboard(keyboard);//键盘样式
        this.keyboardView.setEnabled(true);
        this.keyboardView.setPreviewEnabled(false);
        this.keyboardView.setOnKeyboardActionListener(listener);//键盘监听
    }

    KeyboardView.OnKeyboardActionListener listener=new KeyboardView.OnKeyboardActionListener(){
        public void onPress(int primaryCode){

        }

        @Override
        public void onRelease(int i) {

        }

        @Override
        public void onKey(int i, int[] ints) {
                Editable editable=editText.getText();
            int start = editText.getSelectionStart();
            switch (i){
                case Keyboard.KEYCODE_DELETE://删除
                    if(editable!=null&&editable.length()>0){
                        if(start> 0){
                         editable.delete(start-1,start);
                        }
                    }
                    break;
                case Keyboard.KEYCODE_CANCEL://清零
                    editable.clear();
                    break;
                case Keyboard.KEYCODE_DONE://完场
                    onEnsureListener.onEnsure();//接口回调的方法，当
                    break;
                default://其他数字
                    editable.insert(start,Character.toString((char)i));
                    break;
            }
        }

        @Override
        public void onText(CharSequence charSequence) {

        }

        @Override
        public void swipeLeft() {

        }

        @Override
        public void swipeRight() {

        }

        @Override
        public void swipeDown() {

        }

        @Override
        public void swipeUp() {

        }

    };
    //显示键盘灯的方法
    public void showKeyboard(){
        visibility = keyboardView.getVisibility();
        if (visibility == View.INVISIBLE||visibility==View.GONE) {
            keyboardView.setVisibility(View.VISIBLE);
        }
    }
    //隐藏键盘
    public void hideKeyboard(){
        visibility1 = keyboardView.getVisibility();
        if (visibility1== View.VISIBLE||visibility1==View.INVISIBLE) {
            keyboardView.setVisibility(View.GONE);
        }
    }
}

 

import java.io.BufferedWriter;
import java.io.IOException;
import java.util.ArrayList;
public class FineWord
{
    public ArrayList<String> words = new ArrayList<>();
    public ArrayList<String> wordsList = new ArrayList<>();

    public boolean compare(String a, String b)
    {
        a = a.toLowerCase();
        b = b.toLowerCase();
        return (a.substring(a.length() - 1).equals(b.substring(0, 1)));
    }

    public void fileSplit(String path) throws Exception
    {
        MyFile file = new MyFile();
        String theFileString = file.get(path);
        if (theFileString == null)
        {
            return;
        }
        if (theFileString.equals(""))
        {
            throw new Exception("空文件");
        }
        for (String word : theFileString.split("\\,|\\.| |\\(|\\)|\\;|\\:|\"|\\?|\\!|\\'|　　|\\、|\\”|\\“"))
        {
            if (!word.equals(""))
            {
                words.add(word);
            }
        }
        if (words.size() <= 1)
        {
            throw new Exception("文件内单词过少（只有" + words.size() + "个词)");
        }
    }

    public void wordWrite(int index, String path) throws Exception
    {
        MyFile file = new MyFile();
        BufferedWriter bf = file.put(path);
        wordsList.add(words.get(index));

        try
        {
            for (String string : words)
            {
                if (compare(wordsList.get(wordsList.size() - 1), string))
                {
                    wordsList.add(string);
                    bf.append(string);
                    bf.newLine();
                }
            }
            bf.close();
        } catch (IOException e)
        {
            // TODO 自动生成的 catch 块
            e.printStackTrace();
        }

        if (wordsList.size() <= 1)
        {
            throw new Exception("文件内无单词链");
        }
    }

    public static void main(String[] args)
    {
        FineWord aFineWord = new FineWord();
        try
        {
            aFineWord.fileSplit("d://input1.txt");
            aFineWord.wordWrite(0, "d://output1.txt");
            System.out.println(aFineWord.wordsList);
        } catch (IOException e)
        {
            System.out.println("无此文件");
        } catch (Exception e)
        {
            System.out.println(e.getMessage());
            
        }
    }
}